3 bright and colourful Earth and Space designs including planetary characters and spaceships with motivational messages Blast off, Out of the World and Way to go. Scratch & Sniff them for a burst of Grape scent. Perfectly sized for use with reward incentive charts, Great for teachers for rewarding excellent work in the classroom or ideal for parents for praising great behaviour at home. 4 sheets of Trend stinky stickers in 3 colourful and bright Earth & Space designs. 60 scratch n sniff reward stickers per pack, sized approx 25mm each in diameter in a smelly grape scent. Child friendly, acid-free, non toxic and safe to use on photo's.